sockets

stream_socket_client error in php

Warning: stream_socket_client() [function.stream-socket-client]: unable to connect to ssl://gateway.sandbox.push.apple.com:2195 (Connection timed out) in /home/biranchi/public_html/push.php on line 42 Failed to connect 110 I am using the certificate, and the private key $ctx = stream_context_create(); stream_context_set_option($ctx, '...

flex pop3 imap socket

how can i communicate gmail pop server from flex i used pop.gmail.com and port =995 using Socket() class but it returns 220 mx.google.com ESMTP but i dont understand nothing. ...

Porting linux socket application to windows usins MsDev

Is there openly available headers which can be used to compile linux socket application (using socket/udp/ip headers). they should define structures like sa_family_t,in_port_t Mandatory is to use Msdev and not cygwin/gcc or mingw compiler. ...

C# .. Asynchronous Sockets .. where is the State Object Stored?

Hi all, A simple question really, but one where I cannot find any anwsers too. When I execute an Asynchronous Socket operation, such as : socket.BeginSend ( new byte[]{6}, // byte[] | buffer 0, // int | data to send buffer offset 1, // in...

Java client/server application with sockets?

I'm writing a java package that will be called by another language (matlab). If my matlab process ends, I want the Java process to keep running. Whenever matlab starts again, it should be able to communicate with the existing running process. So I think I need to have the Java application communicating through sockets in a client/serv...

Question on C++ Timers

I am currently working on a project that will act like a Online selling website such as Amazon, or Ebay in a very small scale. I was wondering if anyone could point me in the right direction on how to use Timers for C++. Learning Socket Programming at the moment, and was trying to incorporate the timer for the auction time when someone i...

Receiving image through winsocket

hey guys, i have a proxy server running on my local machine used to cache images while surfing. I set up my browser with a proxy to 127.0.0.1, receive the HTTP requests, take the data and send it back to the browser. It works fine for everything except large images. When I receive the image info, it only displays half the image (ex.: the...

Do RMI and web services both use a socket connection?

In another question I was worried about using a web service that takes a five minutes to complete. I was thinking about using RMI instead of web services for this use case.. but at the end of the day, do both a web service and RMI use a TCP socket for the underlying connection? Is there any reason why a web service call taking 5 min...

C sending multiple data types using sendto

In my program I have a few structs and a char array that I want to send as a single entity over UDP. I am struggling to think of a good way to do this. My first thought was to create a structure which contains everything I want to send but it would be of the wrong type for using sendto() How would I store the two structs and a char ar...

How to listen on multiple IP addresses?

If my server has multiple IP addresses assigned to it, and I would like to listen to some (or all) of them, how do I go about doing that? Do I need to create a new socket for each IP address, and bind it? Can i bind multiple ip addresses to a single socket? Does IPAddress.Any listen on all IP addresses? The MSDN library is very uncle...

No Matching Function for Call to....

In my object ' handler ' I have the following code: Product tempProduct; // temporary Product storage variable LINE481 tempProduct.setHandler(this); Within my Product.h: #include <string> #include <qtimer.h> #include "HandleTCPClient.h" #ifndef PRODUCT_H #define PRODUCT_H class Handler; //Define ourselves a product class class...

read() function in socket programming in c

I use this code for reading from socket : int n ; char buffer[256]; n = read(newsockfd, buffer, 255); if (n < 0) { error("ERROR reading from socket"); } if the data that must be read bigger than 255 byte (for example 1000) which change must be occured ? I know change char buffer[1000], I need different solution ....

Using Ruby's "ready?" IO method with gets, puts, etc

The standard Ruby library "io/wait" provides a method on IO objects ready? that returns non-nil if there is input available, nil or false otherwise. I know some methods like sysread and syswrite are not safe to use with higher level methods such as gets and read, and wanted to know if ready? was safe to mix with the higher level methods...

Need some explanation on compile errors:

The following compile errors is what I have: /usr/lib/qt-3.3/include/qobject.h: In copy constructor Product::Product(const Product&): /usr/lib/qt-3.3/include/qobject.h:211: error: QObject::QObject(const QObject&) is private Product.h:20: error: within this context HandleTCPClient.cpp: In member function int Handler::HandleTCPClient(int,...

QTimer & Select use. Need to get auction time working.

Currently I am having issues with QTimer. I am trying to make each "Product" have a timer and so it will let my "Handler" know that the auction time of the product has ended. The problem that I am having is that from my test, it doesn't seem to print "Timer started". This is part of my socket programming project. I use select because I ...

ObjectInputStream and ObjectOutputStream

Hi folks! I have written an EchoServer that responds with the String ack if the data have been send accordingly. My client looks like this... In order to receive the ack answer from the server the "echoSocket" puts the received data into in, my ObjectInputStream. Only if I comment these parts out the client works echoSocket =...

Question about file transfer for socket programming

Is there a good method on how to transfer a file from say... a client to a server? Probably just images, but my professor was asking for any type of files. I've looked around and am a little confused as to the general idea. So if we have a large file, we can split that file into segments...? Then send each segment off to the server. S...

mono, c#, sockets, performance

Hi! I developed simple async server that listens to unix socket and sync client that send the some small piece of data. Time between moment when i send data from client to the moment when server receives them is completly random, from 1 to 9 seconds. I wonder why is the reason? Server is implemented as shown in msdn example here (using ...

Running out of socket connections with Net::HTTP

Hi, I have some fairly boiler-plate Ruby code (running on Linux) which sends a GET request to a server ... req = Net::HTTP::Get.new(path) req.content_type = 'text/plain; charset=utf-8' req.body = '' port = 443 res = Net::HTTP.new($host, port) res.use_ssl = true res.start do |http| t = Benchmark.measure do _return = http...

C windows sendto()

I am trying to send over UDP using the following code, but i'm getting strange results. if((sendto(newSocket, sendBuf, totalLength, 0, (SOCKADDR *)&sendAddr, sizeof(sendAddr)) == bytesSent) < 0) { printf("Send error! - %d\n", WSAGetLastError()); } However say when the totalLength variable is set to 30 the sendto functio...